Home / 262,731.33-394,225.79-162,865.08

Finding the Fourth Proportional to 262,731.33, 394,225.79 and 162,865.08

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Solution

The fourth proportional to 262,731.33, 394,225.79 and 162,865.08 is: 244,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,731.33 : 394,225.79 = 162,865.08 : x
  2. Step 2: Convert to fraction form
    262,731.33/394,225.79 = 162,865.08/x
  3. Step 3: Cross multiply
    262,731.33x = 394,225.79 × 162,865.08
  4. Step 4: Simplify right side
    262,731.33x = 64,205,614,012.09
  5. Step 5: Solve for x
    x = 64,205,614,012.09/262,731.33
  6. Step 6: Final answer
    x = 244,377.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.